Miles between Thornton, CO and Kirkwood, MO

There are
843 mi
from Thornton, CO to Kirkwood, MO

That's the driving distance. It would take 14 hours 54 mins to go from Thornton, Colorado to Kirkwood, Missouri.

The flight distance (direct flight from Thornton, CO to Kirkwood, MO) is 783.74 mi.

843 mi = 1,357.08 kms